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Marquise|Natural|GIA

1.20ct E VS1 Marquise Natural Diamond

ID • E/VS1 • GIA 1545300478

Certificate GIA 1545300478

Diamond specifications and retailer prices

From $10,351 SGD
As of November 5, 2026
Save $8,407 SGD (45%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $18,758 SGD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1545300478. Listed at 14 retailers as of November 3, 2026, with prices from $10,351 to $18,758, a $8,407 spread on the same certified stone. NZ Jewellers lists it at $18,758. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Colour
VS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1545300478
Dimensions10.05 × 5.66 × 3.58 mm
L/W Ratio1.78
Culet sizeNone
Key to symbols
Feather, Twinning Wisp
Top View
10.05 mm5.66 mm1.20 ctE / VS1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1545300478
Side View
Table 58.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 63.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $18,758 SGD|Low: $8,996 SGD|High: $18,758 SGD|Avg: $11,576 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 5, 2026
Retailer 3$9,177 SGD
Retailer 2$10,351 SGD
Retailer 5$10,352 SGD
Retailer 17$10,354 SGD
Retailer 15$10,613 SGD
Retailer 11$10,695 SGD
Retailer 8$10,906 SGD
Retailer 13$11,216 SGD
Retailer 7$11,240 SGD
Retailer 12$11,389 SGD
Retailer 9$11,744 SGD
Retailer 4$11,876 SGD
Retailer 6$12,132 SGD
Retailer 16$12,941 SGD
Retailer 14$13,778 SGD
Retailer 10$15,589 SGD
NZ Jewellers$18,758 SGD

25 data points across 17 retailers

14 retailers$10,351 SGD to $18,758 SGD

Retailer 1
-
$9,177 SGD
Price last confirmed 23 days ago
B+
Retailer 2
-
$10,351 SGD
View
B+
Retailer 3
-
$10,352 SGD
View
Final sale: no returns
Retailer 4
-
$10,354 SGD
View
Price last confirmed 11 days ago
B+
Retailer 5
-
$10,613 SGD
View
B+
Retailer 6
-
$10,695 SGD
View
B+
Retailer 7
-
$11,216 SGD
View
Retailer 8
-
$11,240 SGD
View
Price last confirmed 24 days ago
B+
Retailer 9
-
$11,389 SGD
View
B+
Retailer 10
-
$12,132 SGD
View
B
Retailer 11
-
$12,941 SGD
View
B
Retailer 12
-
$13,778 SGD
View
B
Retailer 13
-
$15,589 SGD
View
Most Expensive
B
NZ Jewellers
659ea79f-083b-4b7f-97f2-7661cb52ec72 · Nov 3
$18,758 SGD
$14,679 USD
View
13 more retailers have this diamond
Prices start from $10,351 SGDSave up to $8,407 SGD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.20ct Marquise
$10,351 SGD